75 lines
1.7 KiB
C++
75 lines
1.7 KiB
C++
#ifndef VIDEO_PLAY_H
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#define VIDEO_PLAY_H
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#include <QThread>
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#include <qdebug.h>
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#include <QImage>
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#include <QDateTime>
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extern "C" {
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#include <libavutil/opt.h>
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#include <libavutil/mem.h>
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#include <libavutil/fifo.h>
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#include <libavutil/pixfmt.h>
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#include <libavutil/log.h>
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#include <libavutil/imgutils.h>
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#include <libavcodec/avcodec.h>
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#include <libavformat/avformat.h>
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#include <libswscale/swscale.h>
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#include <libswresample/swresample.h>
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#include <libavfilter/avfilter.h>
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#include <libavfilter/buffersrc.h>
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#include <libavfilter/buffersink.h>
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}
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//视频音频解码线程
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class ReverseDecodThread: public QThread
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{
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Q_OBJECT
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public:
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//构造函数
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ReverseDecodThread();
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~ReverseDecodThread();
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char m_MediaFile[1024];
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int m_run = 0;; //1表示运行 0表示停止 2表示暂停
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double m_n64CurrentSeekPos = 0; //当前seek位置
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bool is_CurrentSeekPos = 0; //1需要跳转 0不需要
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void SetSate(int run);
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int GetSate();
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void SetSeekPos(qint64 pos);
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void PausePlay();
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void StopPlay();
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void LogSend(QString text);
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//加载视频文件
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int set_VideoFile(QString media);
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protected:
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void run();
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int StartPlay();
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signals:
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void sig_getCurrentTime(double Sec, double total_Sec);
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void VideoDataOutput(QImage); //输出信号
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void VideoSizeChanged(int w, int h);
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private:
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int video_width=0;
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int video_height=0;
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AVFormatContext *format_ctx=nullptr;
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int video_stream_index = -1;
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AVFrame *RGB24_pFrame = nullptr;
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AVFrame *SRC_VIDEO_pFrame= nullptr;
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uint8_t *out_buffer_rgb= nullptr;
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struct SwsContext *img_convert_ctx=nullptr; //用于解码后的视频格式转换
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double video_clock_tmp;
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qint64 play_base_time=0;
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int st_index[AVMEDIA_TYPE_NB]{ 0 };
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};
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#endif // VIDEO_PLAY_H
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